SP507 Datasheet, PDF (16/28 Pages) Sipex Corporation – +5V, Single Chip WAN Multi-Mode Serial Transceiver

PINOUT (LQFP)
RxD 1
RTEN 2
RREN 3
TMEN 4
LLEN 5
TTEN 6
SCTEN 7
LATCH 8
TERM_OFF 9
M2 10
M1 11
M0 12
DTR 13
TxD 14
TxCE 15
RTS 16
RL 17
RLEN 18
DCD 19
RxC 20
SP507
60 GND
59 SD(b)
58 TR(a)
57 GND
56 TR(b)
55 V_CC
54 RS(a)
53 GND
52 RS(b)
51 LL(a)
50 GND
49 LL(b)
48 V_CC
47 RL(a)
46 GND
45 RL(b)
44 ST(b)
43 GND
42 ST(a)
41 V_CC
PIN ASSIGNMENTS
CLOCK AND DATA GROUP
Pin 1 — RxD — Receive Data; TTL output,
sourced from RD(a) and RD(b) inputs.
Pin 14 — TxD — TTL input ; transmit data
source for SD(a) and SD(b) outputs.
Pin 15 — TxCE — Transmit Clock; TTL input
for TT driver outputs.
Pin 20 — RxC — Receive Clock; TTL output
sourced from RT(a) and RT(b) inputs.
Pin 22 — DCE_ST — Send Timing; TTL
input; source for ST(a) and ST(b) outputs.
Pin 37 — RT(a) — Receive Timing; analog
input, inverted; source for RxC.
Pin 38 — RT(b) — Receive Timing; analog
input, non-inverted; source for RxC.
Pin 42 — ST(a) — Send Timing; analog
output, inverted; sourced from DCE_ST.
Pin 44 — ST(b) — Send Timing; analog
output, non-inverted; sourced from DCE_ST.
Pin 59 — SD(b) — Analog Out — Send data,
non-inverted; sourced from TxD.
Pin 61 — SD(a) — Analog Out — Send data,
inverted; sourced from TxD.
Pin 63 — TT(a) — Analog Out — Terminal
Timing, inverted; sourced from TxCE.
Pin 65 — TT(b) — Analog Out — Terminal
Timing, non–inverted; sourced from TxCE.
Pin 70 — RD(a) — Receive Data, analog
input; inverted; source for RxD.
Pin 71 — RD(b) — Receive Data; analog
input; non-inverted; source for RxD.
Pin 76 — SCT(a) — Serial Clock Transmit;
analog input, inverted; source for DCE_ST.
Pin 77 — SCT(b) — Serial Clock Transmit:
analog input, non–inverted; source for
DCE_ST.
Pin 79 — DTE_ST — Serial Clock Transmit;
TTL output; sources from SCT(a) and SCT(b)
inputs.
CONTROL LINE GROUP
Pin 13 — DTR — Data Terminal Ready; TTL
input; source for TR(a) and TR(b) outputs.
Pin 16 — RTS — Ready To Send; TTL input;
source for RS(a) and RS(b) outputs.
Pin 17 — RL — Remote Loopback; TTL
input; source for RL(a) and RL(b) outputs.
Pin 19 — DCD— Data Carrier Detect; TTL
output; sourced from RR(a) and RR(b) in-
puts.
Pin 21 — TM — Ring In; TTL output; sourced
from TM(a) and TM(b) inputs.
Pin 24 — LL — Local Loopback; TTL input;
source for LL(a) and LL(b) outputs.
Pin 35 — RR(a)— Receiver Ready; analog
input, inverted; source for DCD.
Pin 36 — RR(b)— Receiver Ready; analog
input, non-inverted; source for DCD.
Pin 39 — TM(a)— Incoming Call; analog
input, inverted; source for TM.
Pin 40 — TM(b)— Incoming Call; analog
input, non-inverted; source for TM.
SP507_100_081208
SP507 Multi–Mode Serial Transceiver
16
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